213799095

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17029}}^1$

素因数の和:17077

約数の個数: 40

約数和(自身を含む): 395640960

約数和(自身を除く): 181841865

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 17029, 51087, 85145, 153261, 255435, 459783, 527899, 766305, 1379349, 1583697, 2298915, 2639495, 4751091, 6896745, 7918485, 14253273, 23755455, 42759819, 71266365, 213799095]

約数ペア:

[(1, 213799095), (3, 71266365), (5, 42759819), (9, 23755455), (15, 14253273), (27, 7918485), (31, 6896745), (45, 4751091), (81, 2639495), (93, 2298915), (135, 1583697), (155, 1379349), (279, 766305), (405, 527899), (465, 459783), (837, 255435), (1395, 153261), (2511, 85145), (4185, 51087), (12555, 17029)]